Advice regarding boost controllers/ecus
 

hiay peops.
we have an sti 5 type r with a blitz filter, magnex downpipe and blitz nur spec-r system....

my mum is going to the states in a week so was gonna use it as a good oppurtunity to get maybe a boost controller or ecu for it??

any ideas on what we could use and whats best for the car????